Lidocaine HCl 2 % / EPINEPHrine 1:50,000 in 1.8 mL Dental Cartridge
RxNorm 1657016

Concept Hierarchy & Relationship Mapping

RxNorm Concept Unique Identifier (RxCUI) 1657016 represents a standardized clinical drug concept used for cross-system interoperability. This concept aggregates multiple Atom IDs (AUIs), which are specific naming variations and synonyms used across pharmaceutical databases to ensure accurate medication mapping for: lidocaine HCl 2 % / EPINEPHrine 1:50,000 in 1.8 mL Dental Cartridge.

The following semantic concepts and normalized strings are associated with this clinical entity:

SCD
1.8 mL epinephrine 0.02 mg/ML / lidocaine hydrochloride 20 mg/ML Cartridge
Primary clinical definition
AUI:12333411
View
TMSY
1.8 mL EPINEPHrine 0.02 mg/ML / lidocaine hydrochloride 20 mg/ML Cartridge
AUI:12385408
View
SY
Epinephrine (as epinephrine bitartrate) 1:50,000 / lidocaine HCl 2 % 1.8 mL Cartridge
AUI:7250896
View
TMSY
EPINEPHrine (as EPINEPHrine bitartrate) 1:50,000 / lidocaine HCl 2 % 1.8 mL Cartridge
AUI:7251954
View
PSN
Lidocaine HCl 2 % / EPINEPHrine 1:50,000 in 1.8 mL Dental Cartridge
AUI:7253107
View

This clinical crossover tool is designed for healthcare professionals, pharmacists, and data analysts to safely compare substitute products and manage medication interoperability.

SCD

Semantic Clinical Drug (SCD):
1.8 mL epinephrine 0.02 mg/ML / lidocaine hydrochloride 20 mg/ML Cartridge
(Atom ID: 12333411)

Clinical Status & Identity

Prescribable Status
NO (Reference)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
1.8 ML epinephrine 0.02 MG/ML / lidocaine hydrochloride 20 MG/ML Cartridge
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
N
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
1657016
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12333411
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SCD
Semantic Clinical Drug (Ingredient + Strength + Dose Form)
Source Code
1657016
The "Most useful" identifier asserted by the original source vocabulary.

Source & Registry Data

Source Name
RxNorm Vocabulary (RXNORM)
The official name and abbreviation for the vocabulary source.
Source Version
20AA_260601F
The specific version of the vocabulary provided by the source.
Update Date
June 01, 2026
The date when this RxNorm data was last updated by the NLM.
License Contact
RxNorm Customer Service, , U.S. National Library of Medicine, 8600 Rockville Pike, , Bethesda, MD, United States, 20894, (888) FIND-NLM, , https://support.nlm.nih.gov/support/create-case/, https://www.nlm.nih.gov/research/umls/rxnorm/
Source licensing contact information.

Technical Attributes & Logic

RXN AI
{1010670} 142440
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AI
{330547} 203180
RXCUI of BOSS Active Ingredient preceded by RXCUI of SCDC responsible for value
RXN AM
{1010670} 6387
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AM
{330547} 3992
RXCUI of BOSS Active Moiety preceded by RXCUI of SCDC responsible for value
RXN AVAILABLE STRENGTH
0.02 MG/ML / 20 MG/ML
Available drug strengths listed in the order of ingredients from the drug
RXN BOSS FROM
{1010670} AI
Source of BOSS as either from the active ingredient (AI) or the active moiety (AM) preceded by RXCUI of SCDC responsible for value
RXN BOSS FROM
{330547} AI
Source of BOSS as either from the active ingredient (AI) or the active moiety (AM) preceded by RXCUI of SCDC responsible for value
RXN HUMAN DRUG
US
Drug available for use in Humans
RXN QUANTITY
1.8 ML
Normal Form quantity factor
TMSY

Tall Man Lettering Synonym (TMSY):
1.8 mL EPINEPHrine 0.02 mg/ML / lidocaine hydrochloride 20 mg/ML Cartridge
(Atom ID: 12385408)

Clinical Status & Identity

Prescribable Status
NO (Reference)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
1.8 ML EPINEPHrine 0.02 MG/ML / lidocaine hydrochloride 20 MG/ML Cartridge
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
N
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
1657016
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
12385408
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
TMSY
Tall Man Lettering Synonym (Tall Man Lettering synonym of another TTY, given to distinguish between commonly confused drugs.)
Source Code
1657016
The "Most useful" identifier asserted by the original source vocabulary.

Source & Registry Data

Source Name
RxNorm Vocabulary (RXNORM)
The official name and abbreviation for the vocabulary source.
Source Version
20AA_260601F
The specific version of the vocabulary provided by the source.
Update Date
June 01, 2026
The date when this RxNorm data was last updated by the NLM.
License Contact
RxNorm Customer Service, , U.S. National Library of Medicine, 8600 Rockville Pike, , Bethesda, MD, United States, 20894, (888) FIND-NLM, , https://support.nlm.nih.gov/support/create-case/, https://www.nlm.nih.gov/research/umls/rxnorm/
Source licensing contact information.
SY

Synonym (SY):
Epinephrine (as epinephrine bitartrate) 1:50,000 / lidocaine HCl 2 % 1.8 mL Cartridge
(Atom ID: 7250896)

Clinical Status & Identity

Prescribable Status
NO (Reference)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
epinephrine (as epinephrine bitartrate) 1:50,000 / lidocaine HCl 2 % 1.8 ML Cartridge
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
N
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
1657016
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
7250896
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
SY
Synonym (Synonym of another TTY, given for clarity.)
Source Code
1657016
The "Most useful" identifier asserted by the original source vocabulary.

Source & Registry Data

Source Name
RxNorm Vocabulary (RXNORM)
The official name and abbreviation for the vocabulary source.
Source Version
20AA_260601F
The specific version of the vocabulary provided by the source.
Update Date
June 01, 2026
The date when this RxNorm data was last updated by the NLM.
License Contact
RxNorm Customer Service, , U.S. National Library of Medicine, 8600 Rockville Pike, , Bethesda, MD, United States, 20894, (888) FIND-NLM, , https://support.nlm.nih.gov/support/create-case/, https://www.nlm.nih.gov/research/umls/rxnorm/
Source licensing contact information.
TMSY

Tall Man Lettering Synonym (TMSY):
EPINEPHrine (as EPINEPHrine bitartrate) 1:50,000 / lidocaine HCl 2 % 1.8 mL Cartridge
(Atom ID: 7251954)

Clinical Status & Identity

Prescribable Status
NO (Reference)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
EPINEPHrine (as EPINEPHrine bitartrate) 1:50,000 / lidocaine HCl 2 % 1.8 ML Cartridge
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
N
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
1657016
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
7251954
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
TMSY
Tall Man Lettering Synonym (Tall Man Lettering synonym of another TTY, given to distinguish between commonly confused drugs.)
Source Code
1657016
The "Most useful" identifier asserted by the original source vocabulary.

Source & Registry Data

Source Name
RxNorm Vocabulary (RXNORM)
The official name and abbreviation for the vocabulary source.
Source Version
20AA_260601F
The specific version of the vocabulary provided by the source.
Update Date
June 01, 2026
The date when this RxNorm data was last updated by the NLM.
License Contact
RxNorm Customer Service, , U.S. National Library of Medicine, 8600 Rockville Pike, , Bethesda, MD, United States, 20894, (888) FIND-NLM, , https://support.nlm.nih.gov/support/create-case/, https://www.nlm.nih.gov/research/umls/rxnorm/
Source licensing contact information.
PSN

Prescribable Name (PSN):
Lidocaine HCl 2 % / EPINEPHrine 1:50,000 in 1.8 mL Dental Cartridge
(Atom ID: 7253107)

Clinical Status & Identity

Prescribable Status
NO (Reference)
Part of the RxNorm Current Prescribable Content subset including all drugs available for prescription in the USA.
Concept Description
lidocaine HCl 2 % / EPINEPHrine 1:50,000 in 1.8 mL Dental Cartridge
Official description of the drug concept as defined in the source vocabulary.
Suppress Flag
N
N: Not suppressible | O: Obsolete | Y: Suppressed by editor | E: Unquantified non-prescribable drug.

Interoperability & Coding

Concept ID (RxCUI)
1657016
RxNorm Unique Identifier for the standardized concept.
Atom ID (RXAUI)
7253107
Unique identifier for this specific name variation (Atom).
Term Type (TTY)
PSN
Prescribable Name (Synonym of another TTY, given for clarity and for display purposes in electronic prescribing applications. Only one PSN per concept.)
Source Code
1657016
The "Most useful" identifier asserted by the original source vocabulary.

Source & Registry Data

Source Name
RxNorm Vocabulary (RXNORM)
The official name and abbreviation for the vocabulary source.
Source Version
20AA_260601F
The specific version of the vocabulary provided by the source.
Update Date
June 01, 2026
The date when this RxNorm data was last updated by the NLM.
License Contact
RxNorm Customer Service, , U.S. National Library of Medicine, 8600 Rockville Pike, , Bethesda, MD, United States, 20894, (888) FIND-NLM, , https://support.nlm.nih.gov/support/create-case/, https://www.nlm.nih.gov/research/umls/rxnorm/
Source licensing contact information.